// 引入命名空间
/// <reference path="./namespace-checkLetter.ts" />
/// <reference path="./namespace-checkNum.ts" />

/**
 * 编译命令
 * tsc --outFile src/modules/old-namespace/index.js src/modules/old-namespace/index.ts
 */

const isLetter = Validation.checkLetter("abc")
const isNumber = Validation.checkNum(123)
console.log(isLetter);
console.log(isNumber);